./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:44:42,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:42,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:42,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:42,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:42,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:42,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:42,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:42,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:42,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:42,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:42,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:42,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:42,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:42,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:42,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:42,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:42,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:42,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:42,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:42,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:42,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:42,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:42,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:42,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:42,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:42,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:42,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:42,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:42,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:42,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:42,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:42,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:42,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:42,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:42,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:42,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:42,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:42,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:42,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:42,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:42,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:42,522 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:42,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:42,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:42,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:42,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:42,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:42,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:42,525 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:42,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:42,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:42,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:42,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:42,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:42,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:42,528 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:42,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:42,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:42,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:42,529 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:42,529 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:42,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:42,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:42,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:42,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:42,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:42,530 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:42,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:42,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:42,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2022-10-17 16:44:42,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:42,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:42,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:42,894 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:42,895 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:42,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-10-17 16:44:42,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/63a2dc8b9/cfa2c383b08d411f9dd3d2093c00889b/FLAG1eefb4854 [2022-10-17 16:44:43,536 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:43,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-10-17 16:44:43,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/63a2dc8b9/cfa2c383b08d411f9dd3d2093c00889b/FLAG1eefb4854 [2022-10-17 16:44:43,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/63a2dc8b9/cfa2c383b08d411f9dd3d2093c00889b [2022-10-17 16:44:43,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:43,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:43,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:43,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:43,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:43,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:43" (1/1) ... [2022-10-17 16:44:43,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40dd7a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:43, skipping insertion in model container [2022-10-17 16:44:43,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:43" (1/1) ... [2022-10-17 16:44:43,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:43,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:44,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-10-17 16:44:44,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:44,391 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:44,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-10-17 16:44:44,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:44,555 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:44,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44 WrapperNode [2022-10-17 16:44:44,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:44,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:44,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:44,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:44,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,650 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2022-10-17 16:44:44,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:44,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:44,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:44,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:44,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:44,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:44,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:44,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:44,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:44" (1/1) ... [2022-10-17 16:44:44,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:44,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:44,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:44,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:44:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:44:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:44:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:44:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:44:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:44:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:44:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:44:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:44:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:44:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:44:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:44,847 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:44:45,076 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:45,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:45,773 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:46,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:46,369 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:44:46,370 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2022-10-17 16:44:46,371 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:44:46,382 INFO L158 Benchmark]: Toolchain (without parser) took 2542.88ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 84.1MB in the beginning and 120.2MB in the end (delta: -36.0MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:46,383 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:46,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.64ms. Allocated memory is still 127.9MB. Free memory was 84.0MB in the beginning and 85.5MB in the end (delta: -1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:44:46,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.78ms. Allocated memory is still 127.9MB. Free memory was 85.5MB in the beginning and 83.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:46,387 INFO L158 Benchmark]: Boogie Preprocessor took 80.32ms. Allocated memory is still 127.9MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:46,389 INFO L158 Benchmark]: RCFGBuilder took 1645.89ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 80.6MB in the beginning and 120.2MB in the end (delta: -39.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:46,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.64ms. Allocated memory is still 127.9MB. Free memory was 84.0MB in the beginning and 85.5MB in the end (delta: -1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.78ms. Allocated memory is still 127.9MB. Free memory was 85.5MB in the beginning and 83.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.32ms. Allocated memory is still 127.9MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1645.89ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 80.6MB in the beginning and 120.2MB in the end (delta: -39.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:44:46,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:44:48,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:48,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:49,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:49,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:49,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:49,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:49,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:49,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:49,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:49,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:49,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:49,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:49,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:49,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:49,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:49,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:49,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:49,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:49,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:49,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:49,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:49,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:49,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:49,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:49,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:49,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:49,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:49,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:49,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:49,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:49,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:49,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:49,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:49,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:49,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:49,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:49,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:49,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:49,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:49,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:49,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:44:49,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:49,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:49,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:49,190 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:49,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:49,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:49,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:49,193 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:49,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:49,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:49,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:49,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:49,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:49,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:44:49,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:44:49,195 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:44:49,196 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:49,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:49,196 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:49,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:49,197 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:49,197 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:49,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:49,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:49,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:49,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:49,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:49,198 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:44:49,199 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:44:49,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:49,199 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:44:49,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:44:49,200 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2022-10-17 16:44:49,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:49,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:49,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:49,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:49,639 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:49,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-10-17 16:44:49,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/0b4f92d0c/240021f18c7341d3b3f57d900837f281/FLAGf0a8a7a7e [2022-10-17 16:44:50,429 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:50,430 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-10-17 16:44:50,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/0b4f92d0c/240021f18c7341d3b3f57d900837f281/FLAGf0a8a7a7e [2022-10-17 16:44:50,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/data/0b4f92d0c/240021f18c7341d3b3f57d900837f281 [2022-10-17 16:44:50,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:50,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:50,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:50,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:50,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:50,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:50" (1/1) ... [2022-10-17 16:44:50,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fafc6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:50, skipping insertion in model container [2022-10-17 16:44:50,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:50" (1/1) ... [2022-10-17 16:44:50,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:50,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:51,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-10-17 16:44:51,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:51,284 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:51,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-10-17 16:44:51,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:51,393 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:51,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51 WrapperNode [2022-10-17 16:44:51,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:51,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:51,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:51,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:51,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,458 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2022-10-17 16:44:51,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:51,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:51,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:51,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:51,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,516 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:51,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:51,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:51,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:51,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:51" (1/1) ... [2022-10-17 16:44:51,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:51,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:51,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:51,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:51,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:44:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:44:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:44:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:44:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:44:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:44:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:44:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:44:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:44:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:44:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:51,613 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:44:51,826 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:51,828 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:52,590 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:53,189 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:53,190 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:44:53,191 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2022-10-17 16:44:53,191 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:44:53,195 INFO L158 Benchmark]: Toolchain (without parser) took 2453.54ms. Allocated memory was 52.4MB in the beginning and 86.0MB in the end (delta: 33.6MB). Free memory was 26.1MB in the beginning and 48.5MB in the end (delta: -22.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-10-17 16:44:53,196 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:53,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.31ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 25.8MB in the beginning and 37.9MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:53,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.98ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 35.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:53,198 INFO L158 Benchmark]: Boogie Preprocessor took 65.37ms. Allocated memory is still 69.2MB. Free memory was 35.4MB in the beginning and 49.7MB in the end (delta: -14.3MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:53,199 INFO L158 Benchmark]: RCFGBuilder took 1667.16ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 48.5MB in the end (delta: 1.1MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-10-17 16:44:53,202 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.31ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 25.8MB in the beginning and 37.9MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.98ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 35.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.37ms. Allocated memory is still 69.2MB. Free memory was 35.4MB in the beginning and 49.7MB in the end (delta: -14.3MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1667.16ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 48.5MB in the end (delta: 1.1MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:44:53,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c798b166-a7df-4841-973d-fbbf207be183/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?